/**
  ******************************************************************************
  * @file    stm32f4xx_hal_flash.h
  * @author  MCD Application Team
  * @brief   Header file of FLASH HAL module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F4xx_HAL_FLASH_H
#define __STM32F4xx_HAL_FLASH_H

#ifdef __cplusplus
extern "C" {
#endif

    /* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal_def.h"

    /** @addtogroup STM32F4xx_HAL_Driver
      * @{
      */

    /** @addtogroup FLASH
      * @{
      */

    /* Exported types ------------------------------------------------------------*/
    /** @defgroup FLASH_Exported_Types FLASH Exported Types
      * @{
      */

    /**
      * @brief  FLASH Procedure structure definition
      */
    typedef enum
    {
        FLASH_PROC_NONE = 0U,
        FLASH_PROC_SECTERASE,
        FLASH_PROC_MASSERASE,
        FLASH_PROC_PROGRAM
    }
    FLASH_ProcedureTypeDef;

    /**
      * @brief  FLASH handle Structure definition
      */
    typedef struct
    {
        __IO FLASH_ProcedureTypeDef ProcedureOnGoing;   /*Internal variable to indicate which procedure is ongoing or not in IT context*/

        __IO uint32_t               NbSectorsToErase;   /*Internal variable to save the remaining sectors to erase in IT context*/

        __IO uint8_t                VoltageForErase;    /*Internal variable to provide voltage range selected by user in IT context*/

        __IO uint32_t               Sector;             /*Internal variable to define the current sector which is erasing*/

        __IO uint32_t               Bank;               /*Internal variable to save current bank selected during mass erase*/

        __IO uint32_t               Address;            /*Internal variable to save address selected for program*/

        HAL_LockTypeDef             Lock;               /* FLASH locking object                */

        __IO uint32_t               ErrorCode;          /* FLASH error code                    */

    } FLASH_ProcessTypeDef;

    /**
      * @}
      */

    /* Exported constants --------------------------------------------------------*/
    /** @defgroup FLASH_Exported_Constants FLASH Exported Constants
      * @{
      */
    /** @defgroup FLASH_Error_Code FLASH Error Code
      * @brief    FLASH Error Code
      * @{
      */
#define HAL_FLASH_ERROR_NONE         0x00000000U    /*!< No error                      */
#define HAL_FLASH_ERROR_RD           0x00000001U    /*!< Read Protection error         */
#define HAL_FLASH_ERROR_PGS          0x00000002U    /*!< Programming Sequence error    */
#define HAL_FLASH_ERROR_PGP          0x00000004U    /*!< Programming Parallelism error */
#define HAL_FLASH_ERROR_PGA          0x00000008U    /*!< Programming Alignment error   */
#define HAL_FLASH_ERROR_WRP          0x00000010U    /*!< Write protection error        */
#define HAL_FLASH_ERROR_OPERATION    0x00000020U    /*!< Operation Error               */
    /**
      * @}
      */

    /** @defgroup FLASH_Type_Program FLASH Type Program
      * @{
      */
#define FLASH_TYPEPROGRAM_BYTE        0x00000000U  /*!< Program byte (8-bit) at a specified address           */
#define FLASH_TYPEPROGRAM_HALFWORD    0x00000001U  /*!< Program a half-word (16-bit) at a specified address   */
#define FLASH_TYPEPROGRAM_WORD        0x00000002U  /*!< Program a word (32-bit) at a specified address        */
#define FLASH_TYPEPROGRAM_DOUBLEWORD  0x00000003U  /*!< Program a double word (64-bit) at a specified address */
    /**
      * @}
      */

    /** @defgroup FLASH_Flag_definition FLASH Flag definition
      * @brief Flag definition
      * @{
      */
#define FLASH_FLAG_EOP                 FLASH_SR_EOP            /*!< FLASH End of Operation flag               */
#define FLASH_FLAG_OPERR               FLASH_SR_SOP            /*!< FLASH operation Error flag                */
#define FLASH_FLAG_WRPERR              FLASH_SR_WRPERR         /*!< FLASH Write protected error flag          */
#define FLASH_FLAG_PGAERR              FLASH_SR_PGAERR         /*!< FLASH Programming Alignment error flag    */
#define FLASH_FLAG_PGPERR              FLASH_SR_PGPERR         /*!< FLASH Programming Parallelism error flag  */
#define FLASH_FLAG_PGSERR              FLASH_SR_PGSERR         /*!< FLASH Programming Sequence error flag     */
#if defined(FLASH_SR_RDERR)
#define FLASH_FLAG_RDERR               FLASH_SR_RDERR          /*!< Read Protection error flag (PCROP)        */
#endif /* FLASH_SR_RDERR */
#define FLASH_FLAG_BSY                 FLASH_SR_BSY            /*!< FLASH Busy flag                           */
    /**
      * @}
      */

    /** @defgroup FLASH_Interrupt_definition FLASH Interrupt definition
      * @brief FLASH Interrupt definition
      * @{
      */
#define FLASH_IT_EOP                   FLASH_CR_EOPIE          /*!< End of FLASH Operation Interrupt source */
#define FLASH_IT_ERR                   0x02000000U             /*!< Error Interrupt source                  */
    /**
      * @}
      */

    /** @defgroup FLASH_Program_Parallelism FLASH Program Parallelism
      * @{
      */
#define FLASH_PSIZE_BYTE           0x00000000U
#define FLASH_PSIZE_HALF_WORD      0x00000100U
#define FLASH_PSIZE_WORD           0x00000200U
#define FLASH_PSIZE_DOUBLE_WORD    0x00000300U
#define CR_PSIZE_MASK              0xFFFFFCFFU
    /**
      * @}
      */

    /** @defgroup FLASH_Keys FLASH Keys
      * @{
      */
#define RDP_KEY                  ((uint16_t)0x00A5)
#define FLASH_KEY1               0x45670123U
#define FLASH_KEY2               0xCDEF89ABU
#define FLASH_OPT_KEY1           0x08192A3BU
#define FLASH_OPT_KEY2           0x4C5D6E7FU
    /**
      * @}
      */

    /**
      * @}
      */

    /* Exported macro ------------------------------------------------------------*/
    /** @defgroup FLASH_Exported_Macros FLASH Exported Macros
      * @{
      */
    /**
      * @brief  Set the FLASH Latency.
      * @param  __LATENCY__ FLASH Latency
      *         The value of this parameter depend on device used within the same series
      * @retval none
      */
#define __HAL_FLASH_SET_LATENCY(__LATENCY__) (*(__IO uint8_t *)ACR_BYTE0_ADDRESS = (uint8_t)(__LATENCY__))

    /**
      * @brief  Get the FLASH Latency.
      * @retval FLASH Latency
      *          The value of this parameter depend on device used within the same series
      */
#define __HAL_FLASH_GET_LATENCY()     (READ_BIT((FLASH->ACR), FLASH_ACR_LATENCY))

    /**
      * @brief  Enable the FLASH prefetch buffer.
      * @retval none
      */
#define __HAL_FLASH_PREFETCH_BUFFER_ENABLE()  (FLASH->ACR |= FLASH_ACR_PRFTEN)

    /**
      * @brief  Disable the FLASH prefetch buffer.
      * @retval none
      */
#define __HAL_FLASH_PREFETCH_BUFFER_DISABLE()   (FLASH->ACR &= (~FLASH_ACR_PRFTEN))

    /**
      * @brief  Enable the FLASH instruction cache.
      * @retval none
      */
#define __HAL_FLASH_INSTRUCTION_CACHE_ENABLE()  (FLASH->ACR |= FLASH_ACR_ICEN)

    /**
      * @brief  Disable the FLASH instruction cache.
      * @retval none
      */
#define __HAL_FLASH_INSTRUCTION_CACHE_DISABLE()   (FLASH->ACR &= (~FLASH_ACR_ICEN))

    /**
      * @brief  Enable the FLASH data cache.
      * @retval none
      */
#define __HAL_FLASH_DATA_CACHE_ENABLE()  (FLASH->ACR |= FLASH_ACR_DCEN)

    /**
      * @brief  Disable the FLASH data cache.
      * @retval none
      */
#define __HAL_FLASH_DATA_CACHE_DISABLE()   (FLASH->ACR &= (~FLASH_ACR_DCEN))

    /**
      * @brief  Resets the FLASH instruction Cache.
      * @note   This function must be used only when the Instruction Cache is disabled.
      * @retval None
      */
#define __HAL_FLASH_INSTRUCTION_CACHE_RESET() do {FLASH->ACR |= FLASH_ACR_ICRST;  \
                                                  FLASH->ACR &= ~FLASH_ACR_ICRST; \
                                                 }while(0U)

    /**
      * @brief  Resets the FLASH data Cache.
      * @note   This function must be used only when the data Cache is disabled.
      * @retval None
      */
#define __HAL_FLASH_DATA_CACHE_RESET() do {FLASH->ACR |= FLASH_ACR_DCRST;  \
                                           FLASH->ACR &= ~FLASH_ACR_DCRST; \
                                          }while(0U)
    /**
      * @brief  Enable the specified FLASH interrupt.
      * @param  __INTERRUPT__  FLASH interrupt
      *         This parameter can be any combination of the following values:
      *     @arg FLASH_IT_EOP: End of FLASH Operation Interrupt
      *     @arg FLASH_IT_ERR: Error Interrupt
      * @retval none
      */
#define __HAL_FLASH_ENABLE_IT(__INTERRUPT__)  (FLASH->CR |= (__INTERRUPT__))

    /**
      * @brief  Disable the specified FLASH interrupt.
      * @param  __INTERRUPT__  FLASH interrupt
      *         This parameter can be any combination of the following values:
      *     @arg FLASH_IT_EOP: End of FLASH Operation Interrupt
      *     @arg FLASH_IT_ERR: Error Interrupt
      * @retval none
      */
#define __HAL_FLASH_DISABLE_IT(__INTERRUPT__)  (FLASH->CR &= ~(uint32_t)(__INTERRUPT__))

    /**
      * @brief  Get the specified FLASH flag status.
      * @param  __FLAG__ specifies the FLASH flags to check.
      *          This parameter can be any combination of the following values:
      *            @arg FLASH_FLAG_EOP   : FLASH End of Operation flag
      *            @arg FLASH_FLAG_OPERR : FLASH operation Error flag
      *            @arg FLASH_FLAG_WRPERR: FLASH Write protected error flag
      *            @arg FLASH_FLAG_PGAERR: FLASH Programming Alignment error flag
      *            @arg FLASH_FLAG_PGPERR: FLASH Programming Parallelism error flag
      *            @arg FLASH_FLAG_PGSERR: FLASH Programming Sequence error flag
      *            @arg FLASH_FLAG_RDERR : FLASH Read Protection error flag (PCROP) (*)
      *            @arg FLASH_FLAG_BSY   : FLASH Busy flag
      *           (*) FLASH_FLAG_RDERR is not available for STM32F405xx/407xx/415xx/417xx devices
      * @retval The new state of __FLAG__ (SET or RESET).
      */
#define __HAL_FLASH_GET_FLAG(__FLAG__)   ((FLASH->SR & (__FLAG__)))

    /**
      * @brief  Clear the specified FLASH flags.
      * @param  __FLAG__ specifies the FLASH flags to clear.
      *          This parameter can be any combination of the following values:
      *            @arg FLASH_FLAG_EOP   : FLASH End of Operation flag
      *            @arg FLASH_FLAG_OPERR : FLASH operation Error flag
      *            @arg FLASH_FLAG_WRPERR: FLASH Write protected error flag
      *            @arg FLASH_FLAG_PGAERR: FLASH Programming Alignment error flag
      *            @arg FLASH_FLAG_PGPERR: FLASH Programming Parallelism error flag
      *            @arg FLASH_FLAG_PGSERR: FLASH Programming Sequence error flag
      *            @arg FLASH_FLAG_RDERR : FLASH Read Protection error flag (PCROP) (*)
      *           (*) FLASH_FLAG_RDERR is not available for STM32F405xx/407xx/415xx/417xx devices
      * @retval none
      */
#define __HAL_FLASH_CLEAR_FLAG(__FLAG__)   (FLASH->SR = (__FLAG__))
    /**
      * @}
      */

    /* Include FLASH HAL Extension module */
#include "stm32f4xx_hal_flash_ex.h"
#include "stm32f4xx_hal_flash_ramfunc.h"

    /* Exported functions --------------------------------------------------------*/
    /** @addtogroup FLASH_Exported_Functions
      * @{
      */
    /** @addtogroup FLASH_Exported_Functions_Group1
      * @{
      */
    /* Program operation functions  ***********************************************/
    HAL_StatusTypeDef HAL_FLASH_Program(uint32_t TypeProgram, uint32_t Address, uint64_t Data);
    HAL_StatusTypeDef HAL_FLASH_Program_IT(uint32_t TypeProgram, uint32_t Address, uint64_t Data);
    /* FLASH IRQ handler method */
    void HAL_FLASH_IRQHandler(void);
    /* Callbacks in non blocking modes */
    void HAL_FLASH_EndOfOperationCallback(uint32_t ReturnValue);
    void HAL_FLASH_OperationErrorCallback(uint32_t ReturnValue);
    /**
      * @}
      */

    /** @addtogroup FLASH_Exported_Functions_Group2
      * @{
      */
    /* Peripheral Control functions  **********************************************/
    HAL_StatusTypeDef HAL_FLASH_Unlock(void);
    HAL_StatusTypeDef HAL_FLASH_Lock(void);
    HAL_StatusTypeDef HAL_FLASH_OB_Unlock(void);
    HAL_StatusTypeDef HAL_FLASH_OB_Lock(void);
    /* Option bytes control */
    HAL_StatusTypeDef HAL_FLASH_OB_Launch(void);
    /**
      * @}
      */

    /** @addtogroup FLASH_Exported_Functions_Group3
      * @{
      */
    /* Peripheral State functions  ************************************************/
    uint32_t HAL_FLASH_GetError(void);
    HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout);
    /**
      * @}
      */

    /**
      * @}
      */
    /* Private types -------------------------------------------------------------*/
    /* Private variables ---------------------------------------------------------*/
    /** @defgroup FLASH_Private_Variables FLASH Private Variables
      * @{
      */

    /**
      * @}
      */
    /* Private constants ---------------------------------------------------------*/
    /** @defgroup FLASH_Private_Constants FLASH Private Constants
      * @{
      */

    /**
      * @brief   ACR register byte 0 (Bits[7:0]) base address
      */
#define ACR_BYTE0_ADDRESS           0x40023C00U
    /**
      * @brief   OPTCR register byte 0 (Bits[7:0]) base address
      */
#define OPTCR_BYTE0_ADDRESS         0x40023C14U
    /**
      * @brief   OPTCR register byte 1 (Bits[15:8]) base address
      */
#define OPTCR_BYTE1_ADDRESS         0x40023C15U
    /**
      * @brief   OPTCR register byte 2 (Bits[23:16]) base address
      */
#define OPTCR_BYTE2_ADDRESS         0x40023C16U
    /**
      * @brief   OPTCR register byte 3 (Bits[31:24]) base address
      */
#define OPTCR_BYTE3_ADDRESS         0x40023C17U

    /**
      * @}
      */

    /* Private macros ------------------------------------------------------------*/
    /** @defgroup FLASH_Private_Macros FLASH Private Macros
      * @{
      */

    /** @defgroup FLASH_IS_FLASH_Definitions FLASH Private macros to check input parameters
      * @{
      */
#define IS_FLASH_TYPEPROGRAM(VALUE)(((VALUE) == FLASH_TYPEPROGRAM_BYTE) || \
                                    ((VALUE) == FLASH_TYPEPROGRAM_HALFWORD) || \
                                    ((VALUE) == FLASH_TYPEPROGRAM_WORD) || \
                                    ((VALUE) == FLASH_TYPEPROGRAM_DOUBLEWORD))
    /**
      * @}
      */

    /**
      * @}
      */

    /* Private functions ---------------------------------------------------------*/
    /** @defgroup FLASH_Private_Functions FLASH Private Functions
      * @{
      */

    /**
      * @}
      */

    /**
      * @}
      */

    /**
      * @}
      */

#ifdef __cplusplus
}
#endif

#endif /* __STM32F4xx_HAL_FLASH_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
